From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.3 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6BCFCC2D0A3 for ; Wed, 4 Nov 2020 14:27:03 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id DEAB0206E3 for ; Wed, 4 Nov 2020 14:27:02 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="d90ARs0e" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org DEAB0206E3 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=suse.de Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-nvme-bounces+linux-nvme=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Type: Content-Transfer-Encoding:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:Date:Message-ID:From: References:To:Subject:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=0cG4YMLucqIbBdbNy+uBtCZS4FgInhC3nnAho29iMCk=; b=d90ARs0ei8AXvbP68ST2nByUz gTb7yNkpBCHXb5jGP0/fuRkffGUVjEaG0zEoX9Op6EJAA89cECmDeBCY+tc5QoRrpmhNm/LmY4eRn kw5Uqv9WdMp0uk7lAlgnOIWzRAPOgMEpBrkPR/ROhjxYxC4pCw6VmIy32bDHYAcCZ8w46AV3Vcq07 uovKTctSiLs15b1KdboWhIBTzWRdrqItB0EuWNYqeU8KqKz/862RMikgKqoQBxyvfZ2MFLyZQYgG2 gTBRLDr9yXoubTzq74NUz9HYdpLTxpshwITBLLjmY5/eySKk7TWRTrlsoMMYED29Rm06w68hh5ply EzZF1zHkg==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kaJkV-0002xP-KQ; Wed, 04 Nov 2020 14:26:55 +0000 Received: from mx2.suse.de ([195.135.220.15]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kaJkQ-0002wl-HA for linux-nvme@lists.infradead.org; Wed, 04 Nov 2020 14:26:51 +0000 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.221.27]) by mx2.suse.de (Postfix) with ESMTP id 13DBFAD5D; Wed, 4 Nov 2020 14:26:47 +0000 (UTC) Subject: Re: [PATCH V2] nvme: report capacity 0 for non supported ZNS SSDs To: "hch@lst.de" , Keith Busch References: <0916865d50c640e3aa95dc542f3986b9@CAMSVWEXC01.scsc.local> <20201102180836.GC20182@lst.de> <20201102183355.GB1970293@dhcp-10-100-145-180.wdc.com> <20201102185851.GA21349@lst.de> From: Hannes Reinecke Message-ID: <23e10fd1-d20c-cf77-4dc0-dd8b0774fd7a@suse.de> Date: Wed, 4 Nov 2020 15:26:46 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.12.0 MIME-Version: 1.0 In-Reply-To: <20201102185851.GA21349@lst.de> Content-Language: en-US X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201104_092650_688374_811F3A2E X-CRM114-Status: GOOD ( 21.71 ) X-BeenThere: linux-nvme@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "axboe@kernel.dk" , "Niklas.Cassel@wdc.com" , "javier@javigon.com" , "sagi@grimberg.me" , "joshi.k@samsung.com" , "Klaus B. Jensen" , "linux-nvme@lists.infradead.org" , "linux-block@vger.kernel.org" , Javier Gonzalez Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Sender: "Linux-nvme" Errors-To: linux-nvme-bounces+linux-nvme=archiver.kernel.org@lists.infradead.org T24gMTEvMi8yMCA3OjU4IFBNLCBoY2hAbHN0LmRlIHdyb3RlOgo+IE9uIE1vbiwgTm92IDAyLCAy MDIwIGF0IDEwOjMzOjU1QU0gLTA4MDAsIEtlaXRoIEJ1c2NoIHdyb3RlOgo+PiBJIGNhbiBzZWUg dGhpcyBnb2luZyBvbmUgb2YgdHdvIHdheXM6Cj4+Cj4+ICAgYSkgU2V0IHVwIHRoZSBleGlzdGlu ZyBjb250cm9sbGVyIGNoYXJhY3RlciBkZXZpY2Ugd2l0aCBhIGdlbmVyaWMKPj4gICAgICBkaXNr LWxlc3MgcmVxdWVzdF9xdWV1ZSB0byB0aGUgSU8gcXVldWVzIGFjY2VwdGluZyBJTyBjb21tYW5k cyB0bwo+PiAgICAgIGFyYml0cmFyeSBOU0lEcy4KPj4KPj4gICBiKSBFYWNoIG5hbWVzcGFjZSB0 aGF0IGNhbid0IGJlIHN1cHBvcnRlZCBnZXRzIHRoZWlyIG93biBjaGFyYWN0ZXIKPj4gICAgICBk ZXZpY2UuCj4+Cj4+IEknbSBsZWFuaW5nIHRvd2FyZCBvcHRpb24gImEiLiBXaGlsZSBpdCBkb2Vz bid0IGNyZWF0ZSBoYW5kbGVzIHRvIHVuaXF1ZQo+PiBuYW1lc3BhY2VzLCBpdCBoYXMgbW9yZSBy ZXNpbGllbmNlIHRvIHBvdGVudGlhbGx5IGZ1dHVyZSBjaGFuZ2VzLiBBbmQgSQo+PiByZWNhbGwg dGhlIHRhcmdldCBzaWRlIGhhZCBhIHBvdGVudGlhbCB1c2UgZm9yIHRoYXQsIHRvby4KPiAKPiBU aGUgcHJvYmxlbSB3aXRoIGEpIGlzIHRoYXQgaXQgY2FuJ3QgYmUgdXNlZCB0byBnaXZlIHVzZXJz IG9yIGdyb3Vwcwo+IGFjY2VzcyB0byBqdXN0IG9uZSBuYW1lc3BhY2VzLCBzbyBpdCBjYXVzZXMg YSByZWFsIGFjY2VzcyBjb250cm9sCj4gbmlnaHRtYXJlLiAgVGhlIHByb2JsZW0gd2l0aCBiKSBp cyB0aGF0IG5vdyBhcHBsaWNhdGlvbnMgd2lsbCBicmVhawo+IHdoZW4gd2UgYWRkIHN1cHBvcnQg Zm9yIG5ldyBjb21tYW5kIHNldHMgb3IgZmVhdHVyZXMuICBJIHRoaW5rCj4gCj4gICAgYykgRWFj aCBuYW1lc3BhY2UgZ2V0cyBpdHMgb3duIGNoYXJhY3RlciBkZXZpY2UsIHBlcmlvZC4KPiAKPiBp cyB0aGUgb25seSBzZW5zaWJsZSBvcHRpb24uCj4gCkkgaGFyZGx5IGRhcmUgdG8gbWVudGlvbiBi c2cgaGVyZTsgYnV0IHRoZSBpcyBwcmV0dHkgc2ltaWxhciB0byB3aGF0IGl0IApzZXQgb3V0IHRv IGRvIC4uLgoKT3IgeWV0IGFub3RoZXIgaW50ZXJmYWNlPwoKQ2hlZXJzLAoKSGFubmVzCi0tIApE ci4gSGFubmVzIFJlaW5lY2tlICAgICAgICAgICAgICAgIEtlcm5lbCBTdG9yYWdlIEFyY2hpdGVj dApoYXJlQHN1c2UuZGUgICAgICAgICAgICAgICAgICAgICAgICAgICAgICArNDkgOTExIDc0MDUz IDY4OApTVVNFIFNvZnR3YXJlIFNvbHV0aW9ucyBHbWJILCBNYXhmZWxkc3RyLiA1LCA5MDQwOSBO w7xybmJlcmcKSFJCIDM2ODA5IChBRyBOw7xybmJlcmcpLCBHZXNjaMOkZnRzZsO8aHJlcjogRmVs aXggSW1lbmTDtnJmZmVyCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fXwpMaW51eC1udm1lIG1haWxpbmcgbGlzdApMaW51eC1udm1lQGxpc3RzLmluZnJhZGVh ZC5vcmcKaHR0cDovL2xpc3RzLmluZnJhZGVhZC5vcmcvbWFpbG1hbi9saXN0aW5mby9saW51eC1u dm1lCg==